Home / 175,387.13-262,998.91-91,124.64

Finding the Fourth Proportional to 175,387.13, 262,998.91 and 91,124.64

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Solution

The fourth proportional to 175,387.13, 262,998.91 and 91,124.64 is: 136,644.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,387.13 : 262,998.91 = 91,124.64 : x
  2. Step 2: Convert to fraction form
    175,387.13/262,998.91 = 91,124.64/x
  3. Step 3: Cross multiply
    175,387.13x = 262,998.91 × 91,124.64
  4. Step 4: Simplify right side
    175,387.13x = 23,965,681,879.45
  5. Step 5: Solve for x
    x = 23,965,681,879.45/175,387.13
  6. Step 6: Final answer
    x = 136,644.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.